Dodge Dakota (ND). Manual — part 517
B1412-HFM LEFT AUDIO OUTPUT CIRCUIT HIGH (CONTINUED)
2.
(X716) CNV HANDS FREE VOICE (+) CIRCUIT OPEN
Turn the ignition off.
Disconnect the Hands Free Module harness connector.
Disconnect the Radio C1 harness connector.
Measure the resistance of the (X716) CNV Hands Free Voice (+) cir-
cuit between the HFM connector and the radio connector.
Is the resistance below 5.0 ohms?
Yes
>> Go To 3
No
>> Repair the (X716) CNV Hands Free Voice (+) circuit for an
open
Perform BODY VERIFICATION TEST - VER 1. (Refer to
BODY VERIFICATION TEST - VER 1).
3.
(X795) COMMON AUDIO OUTPUT CIRCUIT OPEN
Measure the resistance of the (X795) Common Audio Output circuit
between the HFM connector and the radio connector.
Is the resistance below 5.0 ohms?
Yes
>> Go To 4
No
>> Repair the (X795) Common Audio Output circuit for an
open.
Perform BODY VERIFICATION TEST - VER 1. (Refer to
BODY VERIFICATION TEST - VER 1).
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NAVIGATION/TELECOMMUNICATION - ELECTRICAL DIAGNOSTICS
ND
B1412-HFM LEFT AUDIO OUTPUT CIRCUIT HIGH (CONTINUED)
4.
(X716) CNV HANDS FREE VOICE (+) CIRCUIT SHORT TO VOLTAGE
Turn the ignition on.
Measure the voltage of the (X716) CNV Hands Free Voice (+) circuit.
Is the voltage above 1.0 volts?
Yes
>> Repair the (X716) CNV Hands Free Voice (+) circuit for a
short to voltage.
Perform BODY VERIFICATION TEST - VER 1. (Refer to
BODY VERIFICATION TEST - VER 1).
No
>> Inspect the wiring and connectors for damage or shorted
circuits. If ok, replace and program the Hands Free Mod-
ule in accordance with the service information.
Perform BODY VERIFICATION TEST - VER 1. (Refer to
BODY VERIFICATION TEST - VER 1).
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NAVIGATION/TELECOMMUNICATION - ELECTRICAL DIAGNOSTICS
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B1415-HFM RIGHT AUDIO OUTPUT CIRCUIT LOW
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NAVIGATION/TELECOMMUNICATION - ELECTRICAL DIAGNOSTICS
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B1415-HFM RIGHT AUDIO OUTPUT CIRCUIT LOW (CONTINUED)
For a complete wiring diagram Refer to Section 8W.
•
When Monitored:
With the ignition on.
•
Set Condition:
The Hands Free Module detects low voltage on the (X776) CNV Hands Free Voice (-) circuit.
Possible Causes
(X776) CNV HANDS FREE VOICE (-) CIRCUIT OPEN
(X776) CNV HANDS FREE VOICE (-) CIRCUIT SHORT TO GROUND
(X795) COMMON AUDIO OUTPUT CIRCUIT OPEN
(X776) CNV HANDS FREE VOICE (-) CIRCUIT SHORT TO (X795) COMMON AUDIO OUTPUT CIRCUIT
HANDS FREE MODULE
Diagnostic Test
1.
CHECK FOR ACTIVE DTC
With the scan tool, read the active DTC’s.
Cycle the ignition switch from off to on at least 5 times, leaving the ignition on for a minimum of 90 seconds per
cycle.
With the scan tool, read the active DTC’s.
Does the scan tool display this DTC as active?
Yes
>> Go To 2
No
>> If the DTC is stored, check for an intermittent condition. Visually inspect the related wiring harness con-
nectors. Look for broken, bent, pushed out, or corroded terminals.
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NAVIGATION/TELECOMMUNICATION - ELECTRICAL DIAGNOSTICS
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